* {
  padding: 0;
  margin: 0;
}
html,
body {
  background: url(../img/Konachan.com\ -\ 285038\ sample.jpg) no-repeat center fixed;
  background-size: cover;
  font-family: "微软雅黑";
  user-select: none;
}
.text-center {
  text-align: center;
}
.page_btn-light:hover {
  color: rgb(62, 62, 63);
  animation: moveAloways 2s infinite;
}
.page_1_main {
  overflow: hidden;
  height: 100vh;
  width: 100%;
}
.page_1 .title {
  width: 100%;
  white-space: nowrap;
  /* overflow: hidden; */
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.page_1 .title h2 {
  font-size: 7em;
  color: white;
  text-shadow: 5px 5px 2px pink;
}
.page_1 .title p {
  font-size: 2rem;
  font-family: "黑体";
  font-weight: bold;
  color: white;
  text-shadow: 3px 3px 1px rgb(129, 212, 250);
}
.page_1 .page_1_btn {
  font-size: 3rem;
  outline: none;
  border: none;
  background: none;
  animation: moveAloways 3s infinite;
  position: absolute;
  bottom: 0;
  right:50%;
}
.page_1 .page_1_btn p{
  color: black;
  text-shadow: none;
  font-weight: lighter;
  font-size: 1.5rem;
  animation: fade_in_out 2s infinite;
  animation-delay: 0.5s;
}
@keyframes moveAloways {
  0% {
    transform: translate(50%, 150%);
  }

  50% {
    transform: translate(50%, 170%);
  }

  100% {
    transform: translate(50%, 150%);
  }
}
.page_2{
  position: relative;
}
.page_2_main {
  background-image: url(../img/page_2_bg.jpg);
  background-size: cover;
  overflow: hidden;
  height: 100vh;
  width: 100%;
  display:flex;
}
.page_2_btn{
  height:80%;
  width:5%;
  position: relative;
}
.page_2 .page_2_btn_2 {
  font-size: 3rem;
  outline: none;
  border: none;
  background: none;
  animation: moveAloways 3s infinite;
  position:absolute;
  right:50%;
  bottom:0;
}
.page_2 .page_2_btn_1 {
  font-size: 3rem;
  outline: none;
  border: none;
  background: none;
  animation: moveAloways 3s infinite;
  position:absolute;
  right:50%;
  top:0;
}
#card{
  width: 181px;
  height: 260px;
  border-radius: 20px;
  background-color: rgba(240, 248, 255, 0.747);
  margin: auto;
  margin-left: 60px;
  margin-right: 60px;
  position: relative;
}
#card:nth-child(4){
  background-color: rgba(240, 248, 255, 0.747);
  background-image: url(../img/null-5d325a7b15472fab.jpg);
  background-size: cover;
  background-position: 50%;
}
#card:nth-child(1){
  background-color: rgba(240, 248, 255, 0.747);
  background-image: url(../img/null-3f74cac9fe9c1acd.jpg);
  background-size: cover;
  background-position: 50%;
}
#card:nth-child(2){
  background-image: url(../img/null3f583d9cb33a46a7.jpg);
  background-size: cover;
  background-position: 50%;
}
#card:nth-child(5){
  background-color: rgba(240, 248, 255, 0.747);
  background-image: url(../img/null49ccd55409778122.jpg);
  background-size: cover;
  background-position: 50%;

}
.card_text{
  width: 100%;
  height: 30%;
  background-color: rgba(39, 39, 39, 0.616);
  position: absolute;
  bottom:0;
  border-radius: 0 0 20px 20px;
}
.card_text>p{
  padding: 20px;
  font-size: 1.5rem;
  text-align: center;
  white-space: nowrap;
  color:rgb(255, 255, 255);
}
.page_3_bg {
  background-image: url(../img/page_3_bg.jpg);
  background-size: cover;
  overflow: hidden;
  height: 100vh;
  width: 100%;
}
.page_3 .page_3_btn {
  font-size: 3rem;
  outline: none;
  border: none;
  background: none;
  animation: moveAloways 3s infinite;
  margin: 0 auto;
}
